To be clear, the quoted statements are not the "dumb" things the article is referring to, there's a bunch of incredibly absurd nazi shit he's said (and continues to say) after he sold his soul to become Thiel's creature.
But clearly, the man either caught a whole pack of brainworms, or more likely he's willing to think and say whatever someone is willing to pay him to think and say; the man is plastic. Which makes him MORE dangerous, not less so.